Home / 1,112,912.46-1,535,853.96-629,468.16

Finding the Fourth Proportional to 1,112,912.46, 1,535,853.96 and 629,468.16

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Solution

The fourth proportional to 1,112,912.46, 1,535,853.96 and 629,468.16 is: 868,685.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,912.46 : 1,535,853.96 = 629,468.16 : x
  2. Step 2: Convert to fraction form
    1,112,912.46/1,535,853.96 = 629,468.16/x
  3. Step 3: Cross multiply
    1,112,912.46x = 1,535,853.96 × 629,468.16
  4. Step 4: Simplify right side
    1,112,912.46x = 966,771,166,229.91
  5. Step 5: Solve for x
    x = 966,771,166,229.91/1,112,912.46
  6. Step 6: Final answer
    x = 868,685.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.